Patents by Inventor Juan Rodriguez-Dehli

Juan Rodriguez-Dehli has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Preparation of 1,7,'-dimethyl-2'-propyl-2,5'-bi-1H-benzimidazole
    Publication number: 20070037986
    Abstract: A process for preparing 1,7?-dimethyl-2?-propyl-2,5?-bi-1H-benzimidazole of formula (I) reacting N-methyl-o-phenylenediamine of formula (II) or the salts thereof with 2-propyl-4-methyl-1H-benzimidazole-6-carboxylic acid of formula (III) or the salts thereof wherein the coupling and cyclization is achieved using 1,3,5-triazine and tertiary amine.
    Type: Application
    Filed: July 12, 2006
    Publication date: February 15, 2007
    Inventors: Helmut Heitger, Juan Rodriguez-Dehli, Rolf Dach